Senior Client Success Manager

Sojern; Remote; GBP 50,000 - 70,000; Full time

Job summary

A leading technology firm in travel advertising is looking for an experienced Senior Client Success Manager for a 12-month maternity cover contract. This role involves managing European advertiser campaigns, ensuring operational excellence, and building strong client relationships. The ideal candidate should have over 5 years of experience in digital advertising, with proficiency in tools like Salesforce and a flexible approach for global clients. This opportunity may also lead to a permanent position depending on the business needs.

Qualifications

• 5+ years of overall experience, with at least 2 years in digital and programmatic advertising.
• Experience working in a demand-side platform is an advantage.
• Ability to handle multiple clients and campaigns effectively.

Responsibilities

• Coordinate pre-sale activities and campaign management.
• Lead day-to-day client relationships and drive renewals.
• Build campaign analysis reports and present results to clients.

Skills

Digital advertising experience

Client relationship management

Campaign optimization

Multilingual proficiency (French, Italian, Spanish)

Education

Bachelor's degree

Tools

Salesforce

GSuite

Microsoft Office

Job description

Senior Client Success Manager (Maternity Cover - 12 month contract)

Client Success | EU Remote / UK Remote | Full Time

About Sojern

Want to join a company on the cutting edge of technology and travel? Sojern works with 93% of the Fortune 500 travel companies. We drive travellers from dream to destination by activating multi-channel branding and performance solutions on the Sojern Traveller Platform. We have been recognized on the Top Company Cultures list by Entrepreneur Magazine and named a Best Place to Work by AdAge.

The Role: 12-Month Contract Opportunity

We are seeking an experienced Senior Client Success Manager for a 12‑month fixed‑term maternity cover contract to work with major travel and brand advertisers in the fast-paced, online travel‑advertising environment. You will play a critical role through hands‑on management of European advertiser campaigns while developing and maintaining partner relationships and team culture.

This is a contract role intended to cover a maternity leave, offering a fantastic opportunity to make a high‑impact contribution over a 12‑month period. As we are a growing business, there may be further opportunity for extension or transition to a permanent role depending on business needs.

Essential Duties & Responsibilities

As a Senior Client Success Manager, you will be responsible for ensuring campaign execution and operational excellence.

Campaign Management & Optimization:

• Coordinate pre‑sale activities and work with Sales during the RFP process.
• Coordinate with AdOps to project manage multi‑channel campaign setups across programmatic Display, Video, Meta, YouTube and CTV channels, as well as Sojern's self‑service curated Traveler Audiences.
• Continuously monitor campaign delivery, analyzing performance against key KPIs and secondary metrics.
• Troubleshoot issues and ensure the client's KPIs, goals, and objectives are met.

Client Relationship & Growth:

• Lead the day‑to‑day, post‑sales relationship with a portfolio of European digital advertising clients.
• Take ownership of your book of business to drive relationships leading to renewals and upsells.

Reporting & Administration:

• Build post‑campaign analysis and review reports, using a combination of campaign reporting, travel insights and ad hoc data analysis.
• Present campaign results, insights, and Business Reviews to clients on a regular basis, encouraging renewal to develop partnerships.
• Coordinate billing for clients on a monthly basis.

Internal Collaboration:

• Partner closely with internal teams on day‑to‑day operational processes and larger, high‑impact strategic improvements.

Key Qualifications & Experience

• Bachelor's degree from an accredited college or university.
• 5+ years overall experience, with at least 2 years in digital and programmatic advertising and/or the travel vertical.
• Proficiency in standard business and sales software, including Salesforce, GSuite, and Office products.
• Experience working in a DSP (Microsoft Invest, DV360, TTD) is an advantage.
• French, Italian or Spanish language proficiency is a plus.
• Ability to handle multiple clients & campaigns on any given day.
• Understanding of the online advertising industry.
• Must be flexible in working with global clients.
• Travel required - up to 20%.